2003 GMC Sierra Fuel System Parts
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WVE®Fuel Injection Pressure SensorGMC Sierra 6.6L 2003, Fuel Injection Pressure Sensor by WVE®. Replace your worn-out or faulty component with this quality replacement from WVE. This product is designed and tested to ensure the ultimate in durability and functionality....Excellent replacement for your worn-out factory partDesigned to keep your vehicle running reliably mile after mile$319.61 - Santech®Fuel Pump RelayGMC Sierra 2003, Fuel Pump Relay by Santech®. Bring your vehicle’s fuel system back to its top shape with this top-notch part. Designed as a direct-fit replacement of your worn-out or malfunctioning part, it will provide easy,...Premium parts you can rely onDesigned to restore functionality$9.27 - $13.16
- ACDelco®Genuine GM Parts™ Fuel Injector Retaining BracketGMC Sierra 1500 2003, Genuine GM Parts™ Fuel Injector Retaining Bracket by ACDelco®. Central Multi-Port. Bring your vehicle’s fuel system back to its top shape with this top-notch part. Designed as a direct-fit replacement of your...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$36.25
- Standard®Fuel Injector O-Ring KitGMC Sierra 2003, Fuel Injector O-Ring Kit by Standard®. Standard is to be the leading independent supplier to the automotive aftermarket, providing the highest quality products, competitive prices and the highest reputation for...Meet or exceed OE specifications to ensure proper vehicle operation during peak performanceInternal components and seals are 100% quality tested to meet OE specifications$7.45 - $36.16
- Standard®Fuel Injection Throttle Body Mounting GasketGMC Sierra 8.1L 2003, Fuel Injection Throttle Body Mounting Gasket by Standard®. Bring your vehicle’s fuel system back to its top shape with this top-notch part. Designed as a direct-fit replacement of your worn-out or malfunctioning...Each Throttle Body Injection Flange Gasket is a direct-fit OE replacement that ensures ease of installationHigh-quality materials withstand extreme conditions$6.66
- TRQ®Fuel Pump and Sender AssemblyGMC Sierra 2003, Fuel Pump and Sender Assembly by TRQ®. Replace your damaged or malfunctioning fuel pump and sender assembly to keep your engine functioning properly and your vehicle in a roadworthy condition. This TRQ replacement...Designed as a replacement for your worn-out fuel system partWill help optimize your vehicle’s performance and fuel efficiency$64.94 - $79.49$66.95 - $81.95Save 3%
- Gates®Replacement Fuel Tank CapGMC Sierra 2003, Replacement Fuel Tank Cap by Gates®. Expertly designed with top-of-the-line technology to outdo the competition, this one-of-a-kind product will surpass your highest expectations. It was made using first-rate materials...Designed as a replacement for your worn-out fuel system partWill help optimize your vehicle’s performance and fuel efficiency$6.33 - $18.70
- Bosch®Fuel FilterGMC Sierra Gas 2003, Fuel Filter by Bosch®. Bosch Fuel Filters help to protect the most expensive parts of the engine by filtering out foreign particles that can damage a fuel injector. A damaged fuel filter can result in erratic...Dirt-holding capacity of 15 grams (Test based upon SAE J905 at 0.7 bar on 77041WS)Multi-layered filter media with 99% efficiency (Test based upon SAE J905 on 77041WS)$9.53
- Spectra Premium®Fuel Filler HoseGMC Sierra 2003, Fuel Filler Hose by Spectra Premium®. Bring your vehicle’s fuel system back to its top shape with this top-notch part. Designed as a direct-fit replacement of your worn-out or malfunctioning part, it will provide...Designed as a replacement for your worn-out fuel system partWill help optimize your vehicle’s performance and fuel efficiency$38.34 - $60.78
- K&N®High Performance Fuel FilterGMC Sierra 2003, High Performance Fuel Filter by K&N®. K&N Performance Fuel Filters are built for high flow rates and capacity while they provide outstanding filtration. They have a high strength carbon steel housing and a high...Superior ConstructionLow Restriction$18.99 - $59.99
- Dorman®OE Solutions™ Fuel Tank StrapsGMC Sierra 1500 / 2500 / 2500 HD / 3500 2003, OE Solutions™ Fuel Tank Straps by Dorman®. Recommended for replacement whenever the fuel tank is replaced or serviced, this strap is a direct replacement for the original. Manufactured...Direct replacement - this fuel tank strap matches the fit, function and performance of the original partIdeal solution - recommended for replacement when the fuel tank is serviced or replaced$21.17
- TRQ®Fuel Filler NeckGMC Sierra 2003, Fuel Filler Neck by TRQ®. Repair the malfunction in your fuel system and get your vehicle back to its good shape fast to enjoy new road adventures with the TRQ fuel filler neck, providing a reliable and affordable way...Designed as a replacement for your worn-out fuel system partWill help optimize your vehicle’s performance and fuel efficiency$49.87 - $52.75$51.95 - $54.95Save 4%
- Motorcraft®Fuel FilterGMC Sierra 2003, Fuel Filter by Motorcraft®. Motorcraft Fuel Filters must also withstand harsh performance testing through a series of test-to-failure endurance and materials durability tests to ensure their long lasting quality and...Help prevent stalling, poor starting and potential engine failureHelp improve vehicle performance by ensuring a uniform fuel flow$17.88
- Dorman®OE Solutions™ Fuel Filler Neck HoseGMC Sierra Stepside 2003, OE Solutions™ Fuel Filler Neck Hose by Dorman®. Fuel filler neck leaking? This replacement fuel filler neck hose is engineered and thoroughly tested to match the original filler neck for specific vehicle...Direct replacement - this fuel filler neck hose is made to match the original equipment part on specific vehiclesDurable construction - made of fuel-resistant materials to reduce future failure potential$21.55
- Gates®Locking Flex Fuel Tank CapGMC Sierra 1500 2003, Locking Flex Fuel Tank Cap by Gates®. Expertly designed with top-of-the-line technology to outdo the competition, this one-of-a-kind product will surpass your highest expectations. It was made using first-rate...High visibility yellow cover; "E85" is printed on the capHelps prevent fuel contamination$19.16
- WIX®Complete In-Line Fuel FilterGMC Sierra Canada Built / USA Built 2003, Complete In-Line Fuel Filter by WIX®. The fuel filter is often the forgotten filter. Yet the fuel put into diesel and off-road equipment, more often than not, contains contaminants such as dirt,...Provides highly efficient and unmatched fuel cleansing performanceProtects advanced fuel injection systems from contaminants$14.70
- aFe®Silver Bullet Throttle Body SpacerGMC Sierra 4.8L / 5.3L / 6.0L / 8.1L GMT800 with California Emissions 2003, Silver Bullet Throttle Body Spacer by aFe®. Make your vehicle faster and more powerful with premium-quality performance fuel system parts stocked on our...Top-grade fuel system upgrade that will take your driving to the next levelDesigned to help you maximize your vehicle’s fuel system efficiency$139.00
- Dorman®OE Solutions™ Fuel Tank Filler NeckGMC Sierra 2003, OE Solutions™ Fuel Tank Filler Neck by Dorman®. Fuel filler neck leaking? This replacement fuel filler neck is precision-engineered and thoroughly tested to match the original filler neck for specific vehicle years,...Direct replacement - this fuel filler neck is made to match the original equipment on specific vehiclesDurable construction - made of corrosion-resistant materials to reduce future failure potential$51.80 - $116.94
- Standard®Throttle Position SensorGMC Sierra 2003, Throttle Position Sensor by Standard®. Standard is to be the leading independent supplier to the automotive aftermarket, providing the highest quality products, competitive prices and the highest reputation for...Each Standard® sensor is a direct-fit replacement sensor that restores proper information transfer to the ECU on throttle position providing efficient fuel economy and engine performanceEach Standard® throttle position sensor features quality construction that promotes accurate communication of throttle valve angle to the vehicles computer, resulting in improved performance$32.35 - $89.75
- TRQ®Throttle Position SensorGMC Sierra 4.3L / 4.8L / 5.3L Gas 2003, Throttle Position Sensor by TRQ®. This top-notch TRQ throttle position sensor offers a lot of benefits. From excellent fitment to great operation, this product has everything you need to keep your...Designed as a replacement for your worn-out fuel system partWill help optimize your vehicle’s performance and fuel efficiency$24.91$25.95Save $1.04 (4%)
- Dorman®OE Solutions™ Fuel Tank Lock RingGMC Sierra 2003, OE Solutions™ Fuel Tank Lock Ring by Dorman®. Twist On Cam Style. Without Hardware. Recommended for replacement whenever the sending unit is serviced, this fuel tank sending unit lock ring securely retains the fuel...Direct replacement - this fuel tank sending unit lock ring is made to match the fit and performance of the original ring on specific vehicle applicationsDurable construction - this part is made from quality materials to ensure reliable performance and long service life$12.54
- Spectra Premium®Fuel Tank Lock RingGMC Sierra 2003, Fuel Tank Lock Ring by Spectra Premium®. Every time you replace the fuel tank or fuel pump module, don't forget to change the fuel tank lock ring that secures the fuel pump module to the fuel tank. With OE design, this...Designed as a replacement for your worn-out fuel system partWill help optimize your vehicle’s performance and fuel efficiency$12.75 - $18.28
- Agility®Fuel Filler NeckGMC Sierra Stepside 2003, Fuel Filler Neck by Agility®. Bring your vehicle’s fuel system back to its top shape with this top-notch part. Designed as a direct-fit replacement of your worn-out or malfunctioning part, it will provide...Designed as a replacement for your worn-out fuel system partWill help optimize your vehicle’s performance and fuel efficiency$41.85
- Baldwin Filters®In-Line Fuel FilterGMC Sierra 2003, In-Line Fuel Filter by Baldwin Filters®. This first-rate American-made product is the winning choice for performance-minded racers. Made with craftsmanship and high-tech machinery by highly skilled engineers, it...Designed to meet or exceed OE StandardsPost Seals for application reliability and ease of service$14.07 - $16.55
- Walker Products®Fuel Injection Idle Air Control ValveGMC Sierra 4.3L 2003, Fuel Injection Idle Air Control Valve by Walker Products®. Bring your vehicle’s fuel system back to its top shape with this top-notch part. Designed as a direct-fit replacement of your worn-out or malfunctioning...Designed as a replacement for your worn-out fuel system partWill help optimize your vehicle’s performance and fuel efficiency$55.93 - $64.85
- Bosch®Fuel Pump Wiring HarnessGMC Sierra 2003, Fuel Pump Wiring Harness by Bosch®. Bring your vehicle’s fuel system back to its top shape with this top-notch part. Designed as a direct-fit replacement of your worn-out or malfunctioning part, it will provide easy,...Designed as a replacement for your worn-out fuel system partWill help optimize your vehicle’s performance and fuel efficiency$20.78
- Standard®Fuel Injector ConnectorGMC Sierra 2003, Fuel Injector Connector by Standard®. Bring your vehicle’s fuel system back to its top shape with this top-notch part. Designed as a direct-fit replacement of your worn-out or malfunctioning part, it will provide...Designed as a replacement for your worn-out fuel system partWill help optimize your vehicle’s performance and fuel efficiency$31.88 - $87.62
- GB Remanufacturing®Fuel Injector O-Ring KitGMC Sierra 2003, Fuel Injector O-Ring Kit by GB Remanufacturing®. Bring your vehicle’s fuel system back to its top shape with this top-notch part. Designed as a direct-fit replacement of your worn-out or malfunctioning part, it will...Meets or exceeds OE specificationsPrecision manufactured to fit and function flawlessly$2.16 - $17.79
- ACDelco®Genuine GM Parts™ Fuel Filler HousingGMC Sierra 2500 HD / 3500 with Base Body/Chassis 2003, Genuine GM Parts™ Fuel Filler Housing by ACDelco®. Bring your vehicle’s fuel system back to its top shape with this top-notch part. Designed as a direct-fit replacement of your...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$27.31
- Genuine®Fuel Injection Pressure RegulatorGMC Sierra 6.6L 2003, Fuel Injection Pressure Regulator by Genuine®. If your fuel system parts are in need of repair, don’t compromise the performance and safety of your car with suspect, off-brand replacement parts from the local...Designed to restore your vehicle’s fuel delivery systemGenuine OE replacement parts from the OE manufacturer$629.38
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